21593808

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{8821}}^1$

素因数の和:8852

約数の個数: 60

約数和(自身を含む): 63994788

約数和(自身を除く): 42400980

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 306, 408, 612, 816, 1224, 2448, 8821, 17642, 26463, 35284, 52926, 70568, 79389, 105852, 141136, 149957, 158778, 211704, 299914, 317556, 423408, 449871, 599828, 635112, 899742, 1199656, 1270224, 1349613, 1799484, 2399312, 2699226, 3598968, 5398452, 7197936, 10796904, 21593808]

約数ペア:

[(1, 21593808), (2, 10796904), (3, 7197936), (4, 5398452), (6, 3598968), (8, 2699226), (9, 2399312), (12, 1799484), (16, 1349613), (17, 1270224), (18, 1199656), (24, 899742), (34, 635112), (36, 599828), (48, 449871), (51, 423408), (68, 317556), (72, 299914), (102, 211704), (136, 158778), (144, 149957), (153, 141136), (204, 105852), (272, 79389), (306, 70568), (408, 52926), (612, 35284), (816, 26463), (1224, 17642), (2448, 8821)]